AO3438 Specs and Replacement

Type Designator: AO3438

Type of Transistor: MOSFET

Type of Control Channel: N-Channel

Absolute Maximum Ratings

Pd ⓘ - Maximum Power Dissipation: 1.4 W

|Vds|ⓘ - Maximum Drain-Source Voltage: 20 V

|Vgs|ⓘ - Maximum Gate-Source Voltage: 8 V

|Id| ⓘ - Maximum Drain Current: 3 A

Tj ⓘ - Maximum Junction Temperature: 150 °C

Electrical Characteristics

tr ⓘ - Rise Time: 3.2 nS

Cossⓘ - Output Capacitance: 48 pF

RDSonⓘ - Maximum Drain-Source On-State Resistance: 0.051 Ohm

Package: SOT23

AO3438 substitution

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AO3438 datasheet

 ..1. Size:167K  aosemi
ao3438.pdf pdf_icon

AO3438

AO3438 20V N-Channel MOSFET General Description Product Summary The AO3438 uses advanced trench technology to VDS = 20V provide excellent RDS(ON), low gate charge and ID = 3A (VGS = 4.5V) operation with gate voltages as low as 1.8V. This RDS(ON) ... See More ⇒

 ..2. Size:1122K  kexin
ao3438.pdf pdf_icon

AO3438

SMD Type MOSFET N-Channel MOSFET AO3438 (KO3438) SOT-23 Unit mm +0.1 2.9 -0.1 +0.1 0.4 -0.1 3 Features VDS (V) = 20V ID = 3 A (VGS = 4.5V) 1 2 RDS(ON) 62m (VGS = 4.5V) +0.1 +0.05 0.95-0.1 0.1-0.01 +0.1 RDS(ON) 70m (VGS = 2.5V) 1.9-0.1 RDS(ON) 85m (VGS = 1.8V) 1. Gate D 2. Source 3. Drain G S Absolute Maximum Ratings ... See More ⇒

 0.1. Size:1266K  kexin
ao3438-3.pdf pdf_icon

AO3438

SMD Type MOSFET N-Channel MOSFET AO3438 (KO3438) SOT-23-3 Unit mm +0.2 2.9 -0.1 +0.1 0.4 -0.1 3 Features VDS (V) = 20V ID = 3 A (VGS = 4.5V) 1 2 RDS(ON) 62m (VGS = 4.5V) +0.02 +0.1 0.15 -0.02 0.95-0.1 +0.1 RDS(ON) 70m (VGS = 2.5V) 1.9-0.2 RDS(ON) 85m (VGS = 1.8V) 1. Gate 2. Source D 3. Drain G S Absolute Maximum Rat... See More ⇒

 9.1. Size:309K  aosemi
ao3435.pdf pdf_icon

AO3438

AO3435 20V P-Channel MOSFET General Description Product Summary The AO3435 uses advanced trench technology to VDS = -20V provide excellent RDS(ON), low gate charge and ID = -3.5A (VGS = -4.5V) operation with gate voltages as low as 1.5V. This RDS(ON) ... See More ⇒

Detailed specifications: AO3421, AO3421E, AO3422, AO3423, AO3424, AO3434, AO3434A, AO3435, EMB04N03H, AO3442, AO3460, AO4202, AO4240, AO4260, AO4264, AO4266, AO4286

Keywords - AO3438 MOSFET specs

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